Home / 31,622.01-43,638.51-17,282.13

Finding the Fourth Proportional to 31,622.01, 43,638.51 and 17,282.13

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Solution

The fourth proportional to 31,622.01, 43,638.51 and 17,282.13 is: 23,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,622.01 : 43,638.51 = 17,282.13 : x
  2. Step 2: Convert to fraction form
    31,622.01/43,638.51 = 17,282.13/x
  3. Step 3: Cross multiply
    31,622.01x = 43,638.51 × 17,282.13
  4. Step 4: Simplify right side
    31,622.01x = 754,166,402.83
  5. Step 5: Solve for x
    x = 754,166,402.83/31,622.01
  6. Step 6: Final answer
    x = 23,849.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.